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Optically Graded Ultra Dark Absorber for Visible and Near-infrared Wavelength Range
Near perfect absorbers find application in many areas including solar cells, energy harvesting and antireflection coatings for space applications. Here we report the use of optical gradation concept to fabricate a near perfect absorber on etched Si wafer. As a proof of concept, 99.4% absorption is a...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group UK
2018
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6098028/ https://www.ncbi.nlm.nih.gov/pubmed/30120373 http://dx.doi.org/10.1038/s41598-018-30844-5 |